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/*
 * Copyright (c) 2016-present, RxJava Contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
 * the License for the specific language governing permissions and limitations under the License.
 */

/*
 * Copyright 2016-2019 David Karnok
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.reactivex.rxjava3.internal.observers;

import io.reactivex.rxjava3.core.*;
import io.reactivex.rxjava3.disposables.DisposableContainer;
import io.reactivex.rxjava3.exceptions.Exceptions;
import io.reactivex.rxjava3.functions.*;
import io.reactivex.rxjava3.internal.disposables.DisposableHelper;
import io.reactivex.rxjava3.plugins.RxJavaPlugins;

/**
 * Wraps lambda callbacks and when the upstream terminates or this (Single | Maybe | Completable)
 * observer gets disposed, removes itself from a {@link io.reactivex.rxjava3.disposables.CompositeDisposable}.
 * History: 0.18.0 @ RxJavaExtensions
 * @param  the element type consumed
 * @since 3.1.0
 */
public final class DisposableAutoReleaseMultiObserver
extends AbstractDisposableAutoRelease
implements SingleObserver, MaybeObserver, CompletableObserver {

    private static final long serialVersionUID = 8924480688481408726L;

    final Consumer onSuccess;

    public DisposableAutoReleaseMultiObserver(
            DisposableContainer composite,
            Consumer onSuccess,
            Consumer onError,
            Action onComplete
    ) {
        super(composite, onError, onComplete);
        this.onSuccess = onSuccess;
    }

    @Override
    public void onSuccess(T t) {
        if (get() != DisposableHelper.DISPOSED) {
            lazySet(DisposableHelper.DISPOSED);
            try {
                onSuccess.accept(t);
            } catch (Throwable e) {
                Exceptions.throwIfFatal(e);
                RxJavaPlugins.onError(e);
            }
        }
        removeSelf();
    }

}